Artemis II will send astronauts around the moon in February-April 2026, marking NASA’s first crewed lunar mission in 53 years ...

Such "countdown demonstration tests" have traditionally taken place shortly before launch with the rocket and crew ship ...

The creator of the futuristic Orion capsule, the only spacecraft capable of speeding aeronauts to the Moon, is set to begin ...

NASA’s Artemis II crew boarded the Orion spacecraft on December 20, 2025, for a countdown demonstration test, rehearsing launch-day procedures at Kennedy Space Center’s Vehicle Assembly Building.

Over the weekend, NASA conducted a dress rehearsal for its scheduled February launch date of its Artemis 2 mission to the Moon.

A major step toward launch day is complete as NASA's Artemis II astronauts ran through a countdown demonstration test.

NASA's Artemis program represents the most ambitious human spaceflight effort since Apollo, aiming not only to return ...

NASA’s launch and mission teams, along with the Artemis II crew, completed a key test Dec. 20, a countdown demonstration test, ahead of the Artemis II flight around the Moon early next year.

The Orion stack sits on top of a piece called "Spacecraft Adapter" (SA). Among other things, it encapsulates the [European] Service Module's ([E]SM's) various nozzles, and provides them with standoff ...

RS-25 prime contractor L3Harris continues to ramp up production of new flight engine hardware at their Los Angeles area facility and final assembly at the Stennis Space Center. NASA certified ...